condition mean min max 4 h after light 114.019311 112.693595 115.345027 8 h after light 149.068098 117.404428 180.731768 12 h after light 153.22626150000002 148.392177 158.060346 4 h after dark 186.088913 138.617801 233.560025 8 h after dark 168.42832750000002 156.737896 180.118759 12 h after dark 165.201819 165.201819 165.201819